From 6c4d3244dacbf8dfd53deaed81b8b61d00714f37 Mon Sep 17 00:00:00 2001
From: Thomas Preud'homme <robotux@celest.fr>
Date: Tue, 5 Feb 2013 10:35:12 +0100
Subject: [PATCH] Align on 4n bytes when copying fct args on stack

When copying function arguments on stack in prolog, use multiple of 4
bytes for alignment.
---
 arm-gen.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arm-gen.c b/arm-gen.c
index 03b5fd77..8dc6691f 100644
--- a/arm-gen.c
+++ b/arm-gen.c
@@ -1202,6 +1202,7 @@ void gfunc_prolog(CType *func_type)
       type = &sym->type;
       size = type_size(type, &align);
       size = (size + 3) >> 2;
+      align = (align + 3) & ~3;
 #ifdef TCC_ARM_HARDFLOAT
       if (!variadic && (is_float(sym->type.t)
           || is_float_hgen_aggr(&sym->type))) {
-- 
2.11.4.GIT